Saving data inside the browser’s storage — a summary
Every time you visit a website you may have noticed that on repeated visits there are some elements that no longer appear or load faster.
Redis — An Introduction
Redis is an in-memory key-value data store that you can integrate with your application to store volatile data. It’s volatile because once you quit Redis, all the data you’ve stored is lost.
Streaming data in Postgres
Let’s say you have a table with millions of rows (in the order of hundreds of millions). In this scenario, you should think twice before issuing a query against such table.
Conditional Eager Loading in Rails
One of the most common performance issues that can affect a rails application (or any other web application) is the n+1 queries problem.
Core Data on iOS 10, a brief overview with an Example
Core Data is a framework, provided by Apple, to be used on Applications for iOS and macOS. As Apple states, it is not a database, but instead a persistence framework that commonly uses SQLite to…